Lexus NX: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Front Radar Sensor System
DTC No. | Detection Item | Link |
C1A1100 | Front Radar Sensor Optical Axis Misalignment Malfunction | |
C1A8C46 | Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure | |
C1A8D1C | Power Supply Circuit in Front Radar Sensor Circuit Voltage Out of Range | |
C1A9000 | Malfunction of Millimeter-wave Circuit in Front Radar Sensor | |
C1A9100 | Malfunction of Acceleration Sensor in Front Radar Sensor | |
U010487 | Lost Communication with Cruise Control Module Missing Message | |
U030557 | Software Incompatibility with Cruise Control Module Invalid/Incompatible Software Component | |
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VEHICLE CONTROL HISTORY NOTICE: When checking the Vehicle Control History, make sure to record the output codes. Then, clear the Vehicle Control History (RoB) and check it again. CHECK VEHICLE CONTROL
DESCRIPTION When an internal malfunction is detected in the millimeter wave radar sensor assembly, a DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1A8C46 M
DESCRIPTION The millimeter wave radar sensor assembly performs self-diagnosis to check for misalignment of its beam axis. If misalignment is detected, the millimeter wave radar sensor assembly stores
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REMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. PRECAUTION NOTICE: After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary
PARTS LOCATION ILLUSTRATION *A w/ Parking Assist Monitor System *B w/ Panoramic View Monitor System *1 NO. 2 ENGINE ROOM RELAY BLOCK - DCM FUSE (w/ Manual [SOS] Switch) - ECU-B NO.1 FUSE - ECU-B NO.5 FUSE *2 NO. 1 ENGINE ROOM RELAY BLOCK - AMP FUSE - RADIO FUSE - METER NO.1 FUSE
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